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Green circuit board with black memory chips, no heat spreader, 288-pin DDR5 UDIMM

NEMIX RAM

NEMIX RAM 32GB DDR5 4800 CL40 1.1V 2Rx8 UDIMM HP Z2 G9 memory upgrade

SKU CH-6712-QKQ0F

Adds 32 GB of DDR5 4800 CL40 1.1 V 2Rx8 UDIMM memory to the HP Z2 G9 workstation

  • Total capacity32 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeUnbuffered
  • Rated voltage1.1 V
  • 32 GB capacity expands workstation memory for large datasets
  • DDR5 4800 MT/s speed increases data throughput for demanding applications
  • CL40 latency at 1.1 V balances responsive timing with efficient power use
  • 2Rx8 dual-rank organisation improves memory controller efficiency on compatible HP Z2 G9 systems
  • 288-pin UDIMM form factor enables straightforward installation in supported desktop workstations

HP Z2 G9 DDR5 upgrade

This 32GB DDR5 module is built for the HP Z2 G9 tower workstation. It delivers a single 32GB stick of non-ECC unbuffered memory that plugs directly into a 288-pin slot. The unit runs at 4800MHz with a CAS latency of CL40 and operates at 1.10V.

Suitable for single-slot capacity boost

Builders expanding an HP Z2 G9 with one module will match the factory speed and voltage. Systems that require ECC registered memory or a lower latency profile should look at a different specification.

4800MHz DDR5 speed rating

The decisive figure is the 4800MHz data rate, listed as PC5-38400, which must match the workstation memory bus. If the platform demands a different DDR5 speed grade, this module will not run at its rated frequency.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $483.99
Typical for this category: the median of 21,161 items is $397.99.
Total capacity 32 GB
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $15.12 per GB
Pricier than about 61% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineHPE Server/Workstation Compatible Series Memory
Model nameHPE DDR5 4800 MHz Non-ECC Unbuffered UDIMM
Part numberMD38400-328K1
Total capacity32 GB
Product type288-Pin DDR5 UDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Memory rank2Rx8
Power
Rated voltage1.1 V
Compatibility
Compatible systemsHPE
In the box
Included items32 GB (1 × 32 GB) DDR5 4800 MHz PC5-38400 2Rx8 1.1 V CL40 288-PIN Non-ECC Unbuffered UDIMM

Questions about this item

Will the 1.1 V operating voltage on this DDR5 module require any cooler or voltage adjustment down the line?

The module runs at 1.1 V with no heat spreader and is designed for standard JEDEC operation, so no extra cooling or voltage tweaks are needed during its service life.

What stops the 4800 MT/s speed from scaling higher if I keep the workstation under load all day?

The CL40 timing and 1.1 V JEDEC limit define the rated 4800 MT/s ceiling; pushing beyond that would exceed the module's validated specification.

How much heat or fan noise does a single 32 GB 2Rx8 stick add when the Z2 G9 runs continuously?

Without a heat spreader the stick relies on case airflow, and at 1.1 V its thermal contribution is minimal, so system fan curves normally stay unchanged.

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